Agricola, Georg
,
De re metallica Libri XII, Quibus Officia, Instrumenta, Machinae, ac omnia ...
,
1556
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31 - 60
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<
archimedes
>
<
text
>
<
body
>
<
chap
id
="
N10018
">
<
p
id
="
N1A3BA
"
type
="
main
">
<
s
id
="
N1A4F5
">
<
pb
pagenum
="
325
"
xlink:href
="
001/01/335.jpg
"/>
liquetur. </
s
>
<
s
id
="
N1A501
">Pòſt maſſa à recrementis purgata conijcitur in catinum, & aurum
<
lb
/>
atque argentum à plumbo ſeparantur: aurum denique ab argento aqua illa ua
<
lb
/>
lenti ſecernitur. </
s
>
<
s
id
="
N1A508
">Aut puluis, qui conſtat ex talis ramenti metallici lotura col
<
lb
/>
lecti & præparati libra, ſcobis æris elimatæ quadrante, pulueris
<
expan
abbr
="
ſecũdi
">ſecundi</
expan
>
, qui
<
lb
/>
uenas liquefacit, libris duabus, coquitur donec liqueſcat. </
s
>
<
s
id
="
N1A513
">Miſtura refrigera
<
lb
/>
ta denuo in puluerem reſoluitur, torretur, lauatur: quo modo fit puluis cæ
<
lb
/>
ruleus: cuius & argenti & pulueris
<
expan
abbr
="
ſecũdi
">ſecundi</
expan
>
, qui uenas liquefacit, ſingulorum
<
lb
/>
libra, plumbi libræ tres, æris quadrans, ſimul coquuntur donec liqueſcant. </
s
>
<
s
id
="
N1A520
">
<
lb
/>
Deinde maſſa, ut proxima, tractatur. </
s
>
<
s
id
="
N1A524
">Aut puluis, qui fit ex talis ramenti me
<
lb
/>
tallici lotura collecti & præparati libra, halinitri ſelibra, ſalis quadrante co
<
lb
/>
quitur uſque dum liqueſcat. </
s
>
<
s
id
="
N1A52B
">Miſtura refrigerata denuo teritur in puluerem:
<
lb
/>
cuius libra argenti liquefacti libræ quatuor
<
expan
abbr
="
cõbibunt
">combibunt</
expan
>
. </
s
>
<
s
id
="
N1A534
">Aut puluis, qui
<
expan
abbr
="
cõficitur
">confi
<
lb
/>
citur</
expan
>
ex id genus
<
expan
abbr
="
ramẽti
">ramenti</
expan
>
libra, ſulfuris libra, ſalis ſeſquilibra, ſalis ex arida ui
<
lb
/>
ni fece facti triente, æris
<
expan
abbr
="
cũ
">cum</
expan
>
ſulfure reſoluti in
<
expan
abbr
="
puluerẽ
">puluerem</
expan
>
<
expan
abbr
="
triẽte
">triente</
expan
>
, coquitur do nec
<
lb
/>
liqueſcat. </
s
>
<
s
id
="
N1A551
">Poſtea plumbo recoquitur: &
<
expan
abbr
="
aurũ
">aurum</
expan
>
à reliquis metallis ſeparatur. </
s
>
<
s
id
="
N1A558
">
<
lb
/>
Aut puluis, qui habet id genus ramenti libram, ſalis libras duas, ſulfuris ſe
<
lb
/>
libram, ſpumæ argenti libram, coquitur & ex eo conflatur aurum. </
s
>
<
s
id
="
N1A55E
">His & ſi
<
lb
/>
milibus modis ramentum aurum in ſe continens, extra
<
expan
abbr
="
fornacẽ
">fornacem</
expan
>
excoqui de
<
lb
/>
bet, ſi uel paucum, uel ualde diues erit. </
s
>
<
s
id
="
N1A569
">Si uerò multum fuerit, aut pauper, in
<
lb
/>
fornace: magis uerò uena quæ non teritur in puluerem: præſertim cùm eius
<
lb
/>
copiam auraria ſuppeditauerint. </
s
>
<
s
id
="
N1A570
">Sed ramentum auri particeps cum ſpuma
<
lb
/>
argenti & molybdæna permiſtum, adiecta ferri ſquama excoquatur in for
<
lb
/>
nace, cuius os ad tempus clauditur, aut in prima uel
<
expan
abbr
="
ſecũda
">ſecunda</
expan
>
, cuius os ſemper
<
lb
/>
patet: quo modo mox ex auro & plumbo fit miſtura, quæ in ſecundas for
<
lb
/>
naces inferatur. </
s
>
<
s
id
="
N1A57F
">At pyritæ uel cadmiæ, quæ aurum in ſe continet, duæ par
<
lb
/>
tes uſtæ conijciantur in unam non uſtam & ſimul excoquantur in tertia for
<
lb
/>
nace, cuius os ſemper patet,
<
expan
abbr
="
fiãtque
">fiantque</
expan
>
ex eis panes: qui ſæpius cremati recoquan
<
lb
/>
tur in fornace cuius os ad tempus clauditur, uel in alijs duabus, quarum os
<
lb
/>
ſemper patet: quo modo plumbum ſorbet aurum, ſiue purum fuerit, ſiue ar
<
lb
/>
gentoſum, ſiue æroſum: quæ miſtura etiam in ſecundas fornaces inferatur. </
s
>
<
s
id
="
N1A590
">
<
lb
/>
Pyrites uerò, uel alia auri uena cum multa materia, quæ igni
<
expan
abbr
="
cõſumpta
">conſumpta</
expan
>
è for
<
lb
/>
nace euolat, permiſta excoquatur cum lapide, ex quo conflatur ferrum, ſi is
<
lb
/>
in promptu fuerit. </
s
>
<
s
id
="
N1A59C
">Sex autem partes talis pyritæ, uel auri uenæ in puluerem
<
lb
/>
reſolutæ & cribratæ, quatuor lapidis, ex quo ferrum conflatur, item
<
expan
abbr
="
cõminuti
">commi
<
lb
/>
nuti</
expan
>
, tres calcis aqua reſtinctæ permiſceantur, & aqua madefiant: ad quas ad
<
lb
/>
ijciantur partes duæ & dimidia panis, qui aliquid æris in ſe continet: & re
<
lb
/>
crementorum pars una & dimidia: ſed tot panum
<
expan
abbr
="
fragmẽta
">fragmenta</
expan
>
, quot alueus ca
<
lb
/>
pit, inijciantur in fornacem: deinde res permiſtæ & recrementa. </
s
>
<
s
id
="
N1A5B1
">Cùm uerò
<
lb
/>
iam media catini pars liquoribus, qui è fornace defluxerunt, referta fuerit,
<
lb
/>
tunc primò
<
expan
abbr
="
recremẽta
">recrementa</
expan
>
detrahantur: deinde panes ex pyrite conflati: poſtre
<
lb
/>
mò miſtura æris, & auri, & argenti, quæ in fundo reſidet: ſed panes leniter
<
lb
/>
toſti cum plumbo recoquantur, fiantque panes qui in alias officinas inferan
<
lb
/>
tur. </
s
>
<
s
id
="
N1A5C2
">Miſtura uerò æris & auri ac argenti
<
expan
abbr
="
nõ
">non</
expan
>
torreatur, ſed etiam ipſa cum pa
<
lb
/>
ri portione plumbi recoquatur: & quidem in catino: atque
<
expan
abbr
="
cõficiantur
">conficiantur</
expan
>
panes
<
lb
/>
multo magis quam iam dicti æris & auri diuites. </
s
>
<
s
id
="
N1A5D1
">Verùm ut miſtura auri & </
s
>
</
p
>
</
chap
>
</
body
>
</
text
>
</
archimedes
>